Wall panel



FIG. 1 is an isometric view of a wall panel as included in an entire wall panel system;

FIG. 2 is a magnified isometric view of the wall panel;

FIG. 3 is a front view thereof,

FIG. 4 is a back view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines shown in the drawing figures are meant to indicate indeterminate length and environment and form no part of the claimed design. 

CLAIM The ornamental design for a wall panel, as shown and described. 